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Significance and methods of thinning male flowers (male flowers) in walnut trees
The number of male flowers of walnut is large, which far exceeds the need for pollination, and the development of male flower buds needs to consume a lot of water, sugars, amino acids and so on. Removing too many male flower buds from walnut trees is called sparse male. Thinning male flowers can save a lot of water and nutrients for the development of female flowers.
2020-11-27 Walnut tree sparse except male flower male meaning method -
How does a tortoise divide a male from a female?
How does a tortoise divide a male from a female?
2018-09-08 -
How to raise long-haired male rabbits well
The feeding and management of long-haired male rabbits is closely related to the mating effect and semen quality, and also directly affects the conception, litter and vitality of female rabbits. The influence of breeding male rabbits on their offspring is greater than that of female rabbits. Therefore, we should do a good job in the feeding and management of breeding male rabbits.
2020-11-08 How ability raise long hair breed male rabbit -
How does red carp divide male and female
There are three ways to divide red carp into male and female. The first is to look at the body shape, abdominal hypertrophy for the female, slender body for the male; the second is to look at the anus, anus wide flat for the female, anus small and sunken for the male; the third is to look at the tail, female fish body to tail is slowly becoming smaller, male fish
2020-11-11 red crucian carp how points male and female have -
How do pigeons divide male and female?
How do pigeons divide male and female?
2018-07-04 -
How to use the male raccoon dog during the mating period
How to use the male raccoon dog during the mating period
2018-06-28 -
How do peacock fish divide male and female
How do peacock fish divide male and female
2018-09-08 -
Grafting technique of Ginkgo biloba
Female ginkgo trees use artificial pollination to promote fruiting, which often results in either more or less fruit, and too much fruit often makes ginkgo trees "tired to death". The grafting of male scion on the female tree of Ginkgo biloba can be carried out naturally.
2018-06-01 -
How do Brazilian turtles distinguish between male and female?
How do Brazilian turtles distinguish between male and female?
2018-09-08 -
A Single Recessive Photoperiod and Temperature Sensitive Genic Male Sterile Line Yahuang 396a in Cotton
1. The present situation and problems of breeding and seed production by using heterosis 1.1. The technique of artificial or chemical emasculation hybridization is simple, any two varieties can be parents of each other, anthesis emasculation and artificial pollination can be used, and chemical emasculation hybridization can also be used for seed production. The advantages are easy to make full use of existing variety resources, strong randomness of hybrid selection, free combination, and partial combination can use F2. Disadvantages are labor intensity, labor, high cost, F2 heterosis than F1 more decline. 1.2 cells
2019-01-16 -
Identification method of male and female of pigeon
Identification method of male and female of pigeon
2018-07-04 -
The management of breeding male rabbits should pay attention to aspects
The following points should be paid attention to in the management of male rabbits: ① Male and female rabbits reserved for breeding should be raised in cages and single cages at 33.5 months of age to prevent early mating and mutual fighting. 2. Young people are exempted from timely first matching. Young male rabbits are not fully developed, too early or too late
2020-11-08 breeding meat rabbit breed male rabbit management need attention aspect -
There are techniques for removing males from Chinese chestnut.
There are techniques for removing males from Chinese chestnut.
2018-07-25 -
How does silver arowana divide male and female?
As more and more people like to raise ornamental fish, some people are very interested in the silver arowana among the ornamental fish, especially the distinction between male and female, so how do silver arowana distinguish between male and female? First, the silver arowana how to divide male and female 1, the body size is different
2020-11-11 Silver arowana how fen male and female along with more and more people -
Knowledge about breeding of Tibetan mastiff
1. There is a big difference between the male mastiff and the female mastiff, the auxiliary staff squats on the left rear side of the female mastiff, the left hand grabs the female mastiff's tail and the knee of the left hind limb, the right hand holds the female mastiff's vulva, and appropriately adjusts the female mastiff's vulva up and down according to the angle of penis insertion, so that the male mastiff's penis and the female mastiff's vagina
2020-11-08 About breeding Tibetan mastiff knowledge male and female mastiff body -
How do turtledoves divide male and female?
If you want to tell the difference between the male and female turtledoves, you can look at the tail, listen to the call, touch the keel, touch the keel. The sound of the male turtledove is louder, while the female turtledove is softer; the short keel is basically the female turtledove and the long one is the male turtledove. How to divide the male and female of the turtledove 1. Look at the tail: male bird
2020-11-11 Turtledove how split male and female want distinguish turtledove -
In the process of breeding meat pigeons, how to identify the male and female pigeons?
In the process of breeding meat pigeons, how to identify the male and female pigeons? Pigeon recognition (1) anal recognition method squab hatched 4-5 days, male pigeon anal margin covers the lower edge, slightly prominent.
2019-02-28 -
Teach you how to distinguish between male and female pigeons
Pigeon meat is rich in nutrition, delicate meat, good taste, high nutritional value than other poultry, has always been the top grade of meat, known as "one pigeon is better than nine chickens". It is not only a valuable delicacy, but also an advanced tonic, which has the effects of tonifying qi and tonifying blood, and has a certain auxiliary effect on hair loss, eczema and premature senility. it is especially suitable for pregnant women, children, the elderly, surgical patients and the weak. The market potential of squab consumption is huge. There is little difference in the appearance of male and female meat pigeons. Male and female identification is an important link in the introduction and breeding of meat pigeons.
2019-01-16 -
Natural books are colorful sissy is also common.
It is the first season of the year, but a TV program specially prepared for "the beginning of school" has caused a lot of controversy. Some of the audience aimed at the "fresh meat" in the first lesson of school-the actor who sang and danced was criticized as sissy.
2018-09-13 -
How do kiwifruit trees divide male and female? Does the fruit of male tree need to be grafted?
The prospect of kiwifruit planting is considerable, and more and more rural entrepreneurs have joined the kiwifruit planting industry, but it is a necessary prerequisite for newcomers to master kiwifruit planting technology, such as how to divide kiwifruit trees into male and female. If the male tree wants to bear fruit, it needs
2020-11-09 Macaque peach tree how fen male and female male tree fruit need grafting